KR20220115812A - 음극 및 이를 포함하는 전기 화학 디바이스 - Google Patents

음극 및 이를 포함하는 전기 화학 디바이스 Download PDF

Info

Publication number
KR20220115812A
KR20220115812A KR1020227026662A KR20227026662A KR20220115812A KR 20220115812 A KR20220115812 A KR 20220115812A KR 1020227026662 A KR1020227026662 A KR 1020227026662A KR 20227026662 A KR20227026662 A KR 20227026662A KR 20220115812 A KR20220115812 A KR 20220115812A
Authority
KR
South Korea
Prior art keywords
particles
negative electrode
active material
material layer
oriented
Prior art date
Application number
KR1020227026662A
Other languages
English (en)
Korean (ko)
Inventor
지아 탕
펭양 펭
지알리 동
유안센 시
Original Assignee
닝더 엠프렉스 테크놀로지 리미티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 닝더 엠프렉스 테크놀로지 리미티드 filed Critical 닝더 엠프렉스 테크놀로지 리미티드
Publication of KR20220115812A publication Critical patent/KR20220115812A/ko

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1393—Processes of manufacture of electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/364—Composites as mixtures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621—Binders
    • H01M4/622—Binders being polymers
    • H01M4/623—Binders being polymers fluorinated polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
KR1020227026662A 2020-01-02 2020-01-02 음극 및 이를 포함하는 전기 화학 디바이스 KR20220115812A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/070076 WO2021134746A1 (zh) 2020-01-02 2020-01-02 一种负极和包含该负极的电化学装置

Publications (1)

Publication Number Publication Date
KR20220115812A true KR20220115812A (ko) 2022-08-18

Family

ID=76686806

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227026662A KR20220115812A (ko) 2020-01-02 2020-01-02 음극 및 이를 포함하는 전기 화학 디바이스

Country Status (5)

Country Link
US (1) US12015145B2 (ja)
EP (1) EP3872904A4 (ja)
JP (1) JP7261868B2 (ja)
KR (1) KR20220115812A (ja)
WO (1) WO2021134746A1 (ja)

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002116209A (ja) 2000-10-11 2002-04-19 Wako Pure Chem Ind Ltd ペプチドグリカン又は／及び（１→３）β−Ｄ−グルカン含有試料の処理剤及び処理方法
JP4197491B2 (ja) 2003-12-26 2008-12-17 パナソニック株式会社 非水電解質二次電池用負極とその製造方法ならびにそれを用いた非水電解質二次電池
EP1953850B1 (en) * 2005-11-07 2011-03-23 Panasonic Corporation Electrode for lithium rechargeable battery, lithium rechargeable battery, and process for producing said lithium rechargeable battery
JP5043338B2 (ja) * 2006-01-19 2012-10-10 パナソニック株式会社 リチウム二次電池
US20100203387A1 (en) 2007-08-09 2010-08-12 Taisuke Yamamoto Electrode for lithium rechargeable battery and lithium rechargeable battery comprising the electrode
US20100129718A1 (en) 2008-02-14 2010-05-27 Hiroshi Higuchi Negative electrode for lithium secondary battery, lithium secondary battery comprising the same, and method for producing negative electrode for lithium secondary battery
US9553299B2 (en) * 2011-07-29 2017-01-24 Toyota Jidosha Kabushiki Kaisha Lithium-ion secondary battery
JP5535160B2 (ja) * 2011-09-20 2014-07-02 株式会社東芝 非水電解質電池及び電池パック
JP5812336B2 (ja) * 2011-10-21 2015-11-11 トヨタ自動車株式会社 二次電池
US9911972B2 (en) * 2011-12-14 2018-03-06 Toyota Jidosha Kabushiki Kaisha Non-aqueous electrolyte secondary battery and method for manufacturing negative electrode for secondary battery
JP5900113B2 (ja) * 2012-03-30 2016-04-06 ソニー株式会社 リチウムイオン二次電池、リチウムイオン二次電池用負極、電池パック、電子機器、電動車両、蓄電装置および電力システム
JP5924253B2 (ja) * 2012-12-10 2016-05-25 株式会社豊田自動織機 電解液を有する蓄電装置の電極、及び電解液を有する蓄電装置の電極の製造方法
US9577289B2 (en) 2012-12-17 2017-02-21 Sion Power Corporation Lithium-ion electrochemical cell, components thereof, and methods of making and using same
JP6057124B2 (ja) 2013-01-16 2017-01-11 トヨタ自動車株式会社 二次電池
CN103078141A (zh) 2013-01-25 2013-05-01 宁德新能源科技有限公司 锂离子二次电池及其电解液
CN105794022B (zh) 2013-12-12 2018-07-17 Nec 能源元器件株式会社 二次电池及其制造方法
CN105900269B (zh) 2014-01-09 2019-03-29 昭和电工株式会社 锂离子二次电池用负极活性物质
JP2015138644A (ja) 2014-01-22 2015-07-30 トヨタ自動車株式会社 非水電解質二次電池
KR101836026B1 (ko) 2014-03-25 2018-03-07 히타치가세이가부시끼가이샤 리튬 이온 이차 전지용 부극재, 리튬 이온 이차 전지용 부극재의 제조 방법, 리튬 이온 이차 전지용 부극재 슬러리, 리튬 이온 이차 전지용 부극 및 리튬 이온 이차 전지
JP6405193B2 (ja) * 2014-10-30 2018-10-17 マクセルホールディングス株式会社 リチウムイオン二次電池
JP2016184521A (ja) * 2015-03-26 2016-10-20 オートモーティブエナジーサプライ株式会社 非水電解質二次電池
CN204885268U (zh) 2015-08-13 2015-12-16 株式会社杰士汤浅国际 电极板、蓄电池以及极耳折弯装置
WO2018083917A1 (ja) 2016-11-04 2018-05-11 日産自動車株式会社 電池用電極及び電池
KR102483995B1 (ko) * 2016-12-07 2022-12-30 삼성에스디아이 주식회사 이차 전지용 음극 및 그의 제조 방법
WO2018147387A1 (ja) 2017-02-13 2018-08-16 日本碍子株式会社 リチウム複合酸化物焼結体板
JP6989430B2 (ja) * 2018-03-28 2022-01-05 三星エスディアイ株式会社Samsung SDI Co., Ltd. リチウムイオン二次電池
US20210083288A1 (en) * 2018-03-28 2021-03-18 Hitachi Chemical Company, Ltd. Negative electrode material for lithium ion secondary battery, production method for negative electrode material for lithium ion secondary battery, negative electrode material slurry for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery
CN108807849B (zh) * 2018-05-16 2019-11-15 宁德时代新能源科技股份有限公司 负极极片及含有它的二次电池
CN109449373B (zh) * 2018-10-17 2020-09-11 宁德时代新能源科技股份有限公司 负极极片及电池
KR102570570B1 (ko) * 2019-04-24 2023-08-23 삼성에스디아이 주식회사 리튬 이차 전지용 음극 및 이를 포함하는 리튬 이차 전지

Also Published As

Publication number Publication date
WO2021134746A1 (zh) 2021-07-08
EP3872904A1 (en) 2021-09-01
US20220115644A1 (en) 2022-04-14
US12015145B2 (en) 2024-06-18
JP2022518315A (ja) 2022-03-15
JP7261868B2 (ja) 2023-04-20
EP3872904A4 (en) 2021-12-08

Similar Documents

Publication Publication Date Title
CN113437250B (zh) 电化学装置和电子装置
CN109616614B (zh) 负极极片和使用其的电化学装置和电子装置
CN111162275B (zh) 一种负极和包含该负极的电化学装置
WO2022268046A1 (zh) 负极活性材料、二次电池和电子装置
US20070048602A1 (en) Lithium rechargeable battery
EP2450988A1 (en) Anode active material for lithium secondary battery, preparation method thereof, and lithium secondary battery containing same
CN113366673B (zh) 电化学装置和电子装置
WO2022267552A1 (zh) 钠金属电池、电化学装置
CN113161532B (zh) 负极活性材料及包含该负极活性材料的负极、二次电池和电子设备
JP2005100959A (ja) 非水電解質二次電池用負極およびその製造方法ならびに非水電解質二次電池
US20230343944A1 (en) Negative electrode plate, electrochemical device, and electronic device
CN117317137A (zh) 电化学装置和电子装置
US20240178367A1 (en) Negative electrode plate, secondary battery, and electric apparatus
CN111554903A (zh) 负极材料、负极极片、电化学装置和电子装置
CN113422063A (zh) 电化学装置和电子装置
CN113228342A (zh) 一种负极极片、包含该负极极片的电化学装置及电子装置
CN113906597A (zh) 一种电化学装置和电子装置
WO2022120826A1 (zh) 一种电化学装置和电子设备
WO2024048733A1 (ja) 二次電池用負極、二次電池、および二次電池用負極の製造方法
KR20230029988A (ko) 규소계 활물질 및 접착력 및 응집력이 양호한 수계 결합제를 갖는 음극을 갖는 리튬 이온 전지
JP5172089B2 (ja) リチウムイオン二次電池用負極の製造方法
KR20210143019A (ko) 이차전지의 제조방법
CN113196524A (zh) 负极材料、负极极片、电化学装置和电子装置
US20220223876A1 (en) Electrode plate, electrochemical device, and electronic device
CN113594456B (zh) 正极浆料及其制备方法、正极片和锂离子电池

Legal Events

Date Code Title Description
A201 Request for examination